US2778746A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of coloring of glass fabrics
Assignee: ALEXANDER H KERR AND Co I
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Filing: 1955-10-26
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Granted: 1957-01-22
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Expires: 1975-10-26
Abstract
No abstract record available.
Inventors
- 👤 Steinman Robert
- 👤 William F Eberz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:56
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/643; C; C03; C03C; C03C25/00; C03C25/10; C03C25/465; C03C25/475; Y; Y10; Y10T; Y10T442/00; Y10T442/60; Y10T442/674
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
A PROCESS FOR COLORING A BARE GLASS FABRIC WHICH COMPRISES COATING THE BARE GLASS FABRIC WITH A THIN FILM OF A POLY-SUBSTITUTED SILOXANE AND A DILUTE AQUEOUS SOLUTION CONTAINING A WATER SOLUBLE HYDROLYSIS PRODUCT OF AN ALKYL ALKOXYSILANE CONTAINING NOT MORE THAN 7 CARBON ATOMS IN THE ALKYL GROUP DISSOLVED THEREIN, THE SILANE COMPOUND BEING IN THE A STAGE OF CURE, SAID SOLUTION ALSO HAVING DISPERSED THEREIN A SMALL AMOUNT OF A WATER DISPERSIBLE COLORING AGENT AND A SMALL AMOUNT OF A NONCATIONIC WETTING AGENT, AND HEAT TREATING THE GLASS FABRIC TO FIX A COATING ON THE GLASS FABRIC.
Claim 2
Dependent Claim
99 words
A PROCESS FOR COLORING A BARE GLASS FABRIC WHICH COMPRISES COATING THE BARE GLASS FABRIC WITH A THIN FILM OF A POLY-SUBSTITUTED SILOXANE AND A DILUTE AQUEOUS SOLUTION CONTAINING A WATER SOLUBLE HYDROLYSIS PRODUCT OF AN ALKYL ALKOXYSILANE CONTAINING NOT MORE THAN 7 CARBON ATOMS IN THE ALKYL GROUP DISSOLVED THEREIN, THE SILANE COMPOUND BEING IN THE A STAGE OF CURE, SAID SOLUTION ALSO HAVING DISPERSED THEREIN A SMALL AMOUNT OF A WATER DISPERSIBLE COLORING AGENT AND A SMALL AMOUNT OF A NONCATIONIC WETTING AGENT, AND HEAT TREATING THE GLASS FABRIC TO FIX A COATING ON THE GLASS FABRIC.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-22 | 1960-07-23 | 1961-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-22 | 1964-07-23 | 1965-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-22 | 1968-07-23 | 1969-01-22 | $7700.00 | Window Closed / Lapsed |